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• APPENDIX 2 • <br />26 <br />24 <br />22 <br />20 <br />0 18 <br />z <br />0 <br />u <br />w <br />`n 16 <br />w <br />a <br />t- I4 <br />w <br />w <br />LL <br />Z_ <br />_ 12 <br />M <br />T <br />~_ 10 <br />u <br />O <br />J <br />w <br />~ 8 <br />6 <br />4 <br />2 <br />12:1 or <br />bottom j <br />i <br />4:1 <br />3:1 I <br />2: I <br />I/2 <br />0 ~_ <br />0 J I 2 3 <br />EQUIVALENT SPHERICAL DInMETER OF STOraE, W FFET <br />f~~in ~~ I1. -tiicr n! nl~~nr Nin! mi^ rr~ier diF, Ini rmr nI /..r uuin ue i. L„ilirn unJ .i~i~ .'~y~r.. <br />STONE WEIGHT, IN POUNDS <br />20 60 600 1000 1500 3000 5000 <br />1 5101 401 100 200 400 18001 1 7000 I 40001 <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> FOR STO <br />165 LBS NE WEIGHING <br />. PER GU. FT. <br /> <br /> <br /> <br /> <br />~ - <br /> <br /> <br />- ADAPTED FROM REPORT OF <br />SUBGOMrJITTE ON SLOPE <br />PROTECTION, AM. SOG. GIVIL <br />ENGINEERS PRO C. JUNE I°48 <br /> <br />" <br />